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Vlad1618 [11]
3 years ago
9

Which element has the same number of energy levels as aluminum (Al) and the same number of valence electrons as calcium (Ca)

Chemistry
2 answers:
GREYUIT [131]3 years ago
8 0

Answer:

magnesium (Mg)

Explanation:

ValentinkaMS [17]3 years ago
4 0

Answer:

Be (Beryllium)

Explanation:

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